Inventor · disambiguated record
Jan Dahlgren
Also filed as: DAHLGREN JAN
16 granted patents·159 citations·filing 1991–2022
91Inventor score
Top patents by PatentIndex Score
16 records- 0193US5304336AMethod of producing a volumetric flow control valveVOLVO AB·Filed 1991·Granted Apr 19, 1994·63 cites·12 claims
- 0286US5421718AMethod for producing a volumetric flow central valueVOLVO AB·Filed 1994·Granted Jun 6, 1995·40 cites·9 claims
- 0375US10190466B2Pressure differentiated exhaust aftertreatment deviceVOLVO CAR CORP·Filed 2018·Granted Jan 29, 2019·1 cites·8 claims
- 0472US9376951B2Exhaust gas aftertreatment deviceVOLVO CAR CORP·Filed 2014·Granted Jun 28, 2016·3 cites·20 claims
- 0561US11774310B2Pressure sensor system for charge air load controlVOLVO CAR CORP·Filed 2022·Granted Oct 3, 2023·0 cites·12 claims
- 0660US5259356ADevice at internal combustion engine with fuel injectionVOLVO AB·Filed 1992·Granted Nov 9, 1993·20 cites·2 claims
- 0755US11168630B2Preconditioning method for a particulate filterVOLVO CAR CORP·Filed 2020·Granted Nov 9, 2021·0 cites·15 claims
- 0854US10066529B2Pressure differentiated exhaust aftertreatment deviceVOLVO CAR CORP·Filed 2015·Granted Sep 4, 2018·0 cites·5 claims
- 0954US8950175B2Exhaust-gas aftertreatment deviceLAURELL MATS·Filed 2011·Granted Feb 10, 2015·2 cites·7 claims
- 1052US5143038AInternal combustion engine with delayed chargingVOLVO AB·Filed 1991·Granted Sep 1, 1992·14 cites·5 claims
- 1149US11154806B2Method for controlling filtering efficiency of a filter for an exhaust aftertreatment systemVOLVO CAR CORP·Filed 2019·Granted Oct 26, 2021·0 cites·15 claims
- 1248US10876434B2Method and system for camshaft positioning calibrationVOLVO CAR CORP·Filed 2019·Granted Dec 29, 2020·0 cites·6 claims
- 1342US5209209ADevice at intake systems for internal combustion enginesVOLVO AB·Filed 1992·Granted May 11, 1993·9 cites·6 claims
- 1440US10107166B2Catalytic converter and exhaust-gas aftertreatment arrangementVOLVO CAR CORP·Filed 2016·Granted Oct 23, 2018·0 cites·13 claims
- 1531US5542386AIntake system for multiple cylinder combustion enginesVOLVO AB·Filed 1994·Granted Aug 6, 1996·3 cites·4 claims
- 1628US6439197B1Method of controlling the ignition in an internal combustion engine and engine with means for carrying out the methodVOLVO AB·Filed 1999·Granted Aug 27, 2002·4 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →